Rooftop PVs may produce more energy facing west instead of south

Rooftop solar panels may produce more electricity during peak times when they are facing west instead of south, according to a study done by Pecan Street Research.

December 04, 2013

Rooftop solar panels may produce more electricity during peak times when they are facing west instead of south, according to a study done by Pecan Street Research. The study found that west-facing panels produced 49 percent more electricity during peak use from 3 p.m. to 7 p.m. compared with south-facing panels. The results may affect the residential solar market but might not apply during winter when the sun sets earlier.

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